Home / 3,231.84-4,459.55-1,973.60

Finding the Fourth Proportional to 3,231.84, 4,459.55 and 1,973.60

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Solution

The fourth proportional to 3,231.84, 4,459.55 and 1,973.60 is: 2,723.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.84 : 4,459.55 = 1,973.60 : x
  2. Step 2: Convert to fraction form
    3,231.84/4,459.55 = 1,973.60/x
  3. Step 3: Cross multiply
    3,231.84x = 4,459.55 × 1,973.60
  4. Step 4: Simplify right side
    3,231.84x = 8,801,335.71
  5. Step 5: Solve for x
    x = 8,801,335.71/3,231.84
  6. Step 6: Final answer
    x = 2,723.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.